. >> the plea from gabrielle giffords. the senators debating an assault weapons ban. >> grand opening today for the bay area's newest walmart. how the new neighbor changes an upscale vision for the community. save up to $500 on beautyrest and posturepedic. get a sealy queen set for just $399. even get 3 years interest-free financing on tempur-pedic. keep more presidents in your wallet. sleep train's presidents' day sale is on now. and the city wants to be sure forty-niners fans don't follow >>> now at 6:30, it was an ugly end to the giants world series win and the city wants to be sure 49ers fans don't follow suit on super bowl sunday. the mayor met with owners in the mission. da lin reports. >>> reporter: 19th and mission was hit hard both times the giants won world series. that's why the mayor, police chief and fire chief came to reassure business owners that won't happen again. mayor lee met with the mission business owners this afternoon. >> everybody is celebrating safety. >> we are worried about the super bowl. >> he